.iot_whole_wrap{
    width: 100%;
    display: flex;
    justify-content: baseline;
    align-items: center;
    flex-direction: column;
    background-color: #edecec;
    height: 880px;
}
.iot_fixed{
    z-index: 999;
    position: fixed;
    width: 100%;
    height: 200px;
    /* background-color: bisque; */
}
.iot_top{
    background-color: #edecec;
    width: 100%;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.iot_back{
    font-weight: bolder;
    font-size: xx-large;
    width: 40%;
    margin-left: -40%;
}
.iot_title{
    width: 20%;
    height: 45px;
    line-height:45px;
    font-size: larger;
}
.iot_main_img{
    display: flex;
    justify-content: center;
    position: relative;
    width: 100%;
    height: 150px;
    background-color: #fff;
}
.iot_main_img>img{
    width: 100%;
    height: 100%;
}
.iot_tab{
    top: 70%;
    position: absolute;
    width: 100%;
    height: 45px;
    border-radius: 5%;
    display: flex;
    justify-content: center;
    align-items: center;
}
.iot_tab_left,
.iot_tab_right{
    width: 40%;
    height: 100%;
    background-color: #fff;
    text-align: center;
    line-height: 45px;
}
.iot_tab_left{
    border-bottom: 2px solid #27ba9b;
}
.iot_guess_like{
    margin-top: 200px;
    width: 96%;
    /* height: 60rem; */
    height: 960px;
    overflow-y: scroll;
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-column-gap: 3%;
    /* 固定行间距，不用百分比，否则外层容器高度变化后会加大行间距 */
    grid-row-gap: 1.5rem; 
}
.iot_guess_like_item{
    background-color: #fff;
    height: 15.625rem;
    display: flex;
    flex-direction: column;
    flex-direction: column;
    justify-content: space-between;
}
.iot_item_img_info{
    margin-top: 7%;
    width: 100%;
    height: 85%;
    display: flex;
    flex-direction: column;
    justify-content: start;
    align-items: center;
}
.iot_item_img_info>img{
    width: 90%;
    height: 80%;
}
.iot_item_info{
    height: 11%;
    text-align: center;
    margin-top: 4%;
    font-weight: bold;
    overflow: hidden;
}
.iot_item_price{
    color: red;
    margin-bottom: 5%;
    margin-left: 7%;
}